New WSPR ver.2.0 released

Version 2.0 of the fascinating propagation research program written by Joe Taylor, K1JT, WSPR is now available. “WSPR implements a protocol designed for probing potential propagation paths with low-power transmissions. Normal transmissions carry a station’s callsign, Maidenhead grid locator, and transmitter power in dBm. The program can decode signals with S/N as low as -28…